Home / 1,376,926.48-2,066,198.10-578,146.60

Finding the Fourth Proportional to 1,376,926.48, 2,066,198.10 and 578,146.60

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Solution

The fourth proportional to 1,376,926.48, 2,066,198.10 and 578,146.60 is: 867,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,926.48 : 2,066,198.10 = 578,146.60 : x
  2. Step 2: Convert to fraction form
    1,376,926.48/2,066,198.10 = 578,146.60/x
  3. Step 3: Cross multiply
    1,376,926.48x = 2,066,198.10 × 578,146.60
  4. Step 4: Simplify right side
    1,376,926.48x = 1,194,565,406,441.46
  5. Step 5: Solve for x
    x = 1,194,565,406,441.46/1,376,926.48
  6. Step 6: Final answer
    x = 867,559.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.